RM2,137 Cheap Flights from Seoul (ICN) to Seattle (SEA)

View RM2,137 flight on Wed, 27 May 2026Opens in a new window

Popular airlines from Incheon Intl. Airport (ICN) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Seoul to Seattle (ICN-SEA)

Prices were available within the past 7 days and start at RM2,137 for one-way flights and RM4,528 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qatar Airways
Mon, 29 Jun - Mon, 13 Jul
ICN
Seoul
SEA
Seattle
RM4,528 Return, found 3 days ago
RM4,528
Return
found 3 days ago
Select Qatar Airways flight, departing Mon, 29 Jun from Seoul to Seattle, returning Mon, 13 Jul, priced at RM4,528 found 3 days ago
Qatar Airways
Thu, 3 Sept - Fri, 25 Sept
ICN
Seoul
SEA
Seattle
RM4,576 Return, found 13 hours ago
RM4,576
Return
found 13 hours ago
Select Qatar Airways flight, departing Thu, 3 Sept from Seoul to Seattle, returning Fri, 25 Sept, priced at RM4,576 found 13 hours ago
Qatar Airways
Thu, 3 Sept - Sat, 26 Sept
ICN
Seoul
SEA
Seattle
RM4,696 Return, found 14 hours ago
RM4,696
Return
found 14 hours ago
Select Qatar Airways flight, departing Thu, 3 Sept from Seoul to Seattle, returning Sat, 26 Sept, priced at RM4,696 found 14 hours ago
Singapore Airlines
Thu, 3 Sept - Thu, 24 Sept
ICN
Seoul
SEA
Seattle
RM4,782 Return, found 14 hours ago
RM4,782
Return
found 14 hours ago
Select Singapore Airlines flight, departing Thu, 3 Sept from Seoul to Seattle, returning Thu, 24 Sept, priced at RM4,782 found 14 hours ago
Qatar Airways
Sat, 14 Nov - Wed, 9 Dec
ICN
Seoul
SEA
Seattle
RM4,791 Return, found 5 days ago
RM4,791
Return
found 5 days ago
Select Qatar Airways flight, departing Sat, 14 Nov from Seoul to Seattle, returning Wed, 9 Dec, priced at RM4,791 found 5 days ago
Singapore Airlines
Sat, 14 Nov - Wed, 9 Dec
ICN
Seoul
SEA
Seattle
RM4,930 Return, found 5 days ago
RM4,930
Return
found 5 days ago
Select Singapore Airlines flight, departing Sat, 14 Nov from Seoul to Seattle, returning Wed, 9 Dec, priced at RM4,930 found 5 days ago
Air Canada
Sun, 21 Jun - Mon, 6 Jul
ICN
Seoul
SEA
Seattle
RM5,153 Return, found 2 days ago
RM5,153
Return
found 2 days ago
Select Air Canada flight, departing Sun, 21 Jun from Seoul to Seattle, returning Mon, 6 Jul, priced at RM5,153 found 2 days ago
WestJet
Mon, 29 Jun - Mon, 13 Jul
ICN
Seoul
SEA
Seattle
RM5,379 Return, found 3 days ago
RM5,379
Return
found 3 days ago
Select WestJet flight, departing Mon, 29 Jun from Seoul to Seattle, returning Mon, 13 Jul, priced at RM5,379 found 3 days ago
United
Mon, 29 Jun - Mon, 13 Jul
ICN
Seoul
SEA
Seattle
RM5,516 Return, found 3 days ago
RM5,516
Return
found 3 days ago
Select United flight, departing Mon, 29 Jun from Seoul to Seattle, returning Mon, 13 Jul, priced at RM5,516 found 3 days ago
Korean Air
Fri, 5 Jun - Tue, 9 Jun
ICN
Seoul
SEA
Seattle
RM5,766 Return, found 14 hours ago
RM5,766
Return
found 14 hours ago
Select Korean Air flight, departing Fri, 5 Jun from Seoul to Seattle, returning Tue, 9 Jun, priced at RM5,766 found 14 hours ago

Find the cheapest month to fly from Seoul (ICN) to Seattle (SEA)

October is typically the cheapest month to fly

From RM 3,038 - RM 5,189 per traveller.

Frequently asked questions

How much is a flight from Seoul–Incheon Intl. Airport to Sea-Tac Airport?
Start packing your bags, because round-trip flights from Seoul–Incheon Intl. Airport to SEA start from RM4,528. That's based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices can go up quickly, so book today to score the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Seoul–Incheon Intl. Airport to Seattle - Tacoma Intl. Airport (SEA)?
Each air carrier has its own terms and conditions. If you decide to cancel your escape, head to our Customer Service Portal.
How do I find cheap flights from Seoul–Incheon Intl. Airport to Seattle - Tacoma Intl. Airport (SEA) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Seoul–Incheon Intl. Airport to Sea-Tac Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from ICN to Sea-Tac Airport?
The distance is around 8,400 kilometres. Neck pillow? Check. Warm clothes? Check. We recommend you pack all the essentials for this long-haul South Korea to SeaTac flight.
Which airlines fly direct from ICN to SEA?
With 39 flights every month operating from ICN to SEA, Delta Air Lines (DL) is a top choice. Another airline operating on this route is Korean Air (KE). You'll have 21 flights every month to take your pick of.
Are Seoul–Incheon Intl. Airport to SEA flight tickets cheaper when they're purchased at the last minute?
Booking last minute from Incheon Airport to Sea-Tac Airport can be hit-or-miss. You may be able to score a bargain, but you could also completely miss out! If you'd prefer to start your travel planning ahead of time, Expedia compares flight deals up to 12 months in advance. Just keep in mind that not all airlines advertise their prices so far in advance. Our suggestion? Check back often as prices are updated regularly.

Travel information

Origin airport
Incheon Intl.
Destination airport
Seattle - Tacoma Intl.
Return price
RM4,528
Distance
8326 km
Average flight time
-5 hours -58 mins

Book with confidence

Perfect flights from Seoul to Seattle

Your Journey from Seoul to Seattle

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Choosing Your Ideal Flight

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Experience the joy of finding cheap flights from Incheon Intl. to Seattle - Tacoma Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from RM2,137 and roundtrip prices from RM4,528*.
 

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Experience the Vibrant Seattle

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*Note: Prices may vary based on availability and are subject to change.
Perfect flights from Seoul to Seattle

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